MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links, many pointing to compromised CMS uploads and disposable hosting, suggesting a link farm designed to redirect users. The PDF's structure and embedded links strongly suggest it is used as a lure, likely for phishing or to distribute further malware, aligning with spearphishing attachment tactics.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://baggiez.net/userfiles/file/25221844657.pdf In PDF document text
- http://johnmarzillier.com/ckfinder/userfiles/files/20119560275.pdfIn PDF document text
- http://vladekoservis.ru/files/44542236514.pdfIn PDF document text
- http://tyros-club.de/userfiles/file/gevifibubajule.pdfIn PDF document text
- http://themultifold.com/wp-content/plugins/super-forms/uploads/php/files/942bqn7as7akkf8de608s97qo1/zurugaxexil.pdfIn PDF document text
- http://cjmfgx.morefriendship.com/upload/files/wevurafovaxufaxexajadeg.pdfIn PDF document text
- http://cupta.org/userfiles/files/20210909050415.pdfIn PDF document text
- https://kingdomdatesuae.com/userfiles/files/xusuvakanumowewirobeku.pdfIn PDF document text
- https://bokseinstituttet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/16140eb6bec63f---89085710860.pdfIn PDF document text
- http://kmsenior.org/file/files/87117285105.pdfIn PDF document text
- http://onlinepravenconsultant.com/uploads/wysiwyg/files/fixugedumododagimaduto.pdfIn PDF document text
- https://www.elshandmadedesign.nl/ckfinder/userfiles/files/nofen.pdfIn PDF document text
- https://kimansion.com/uploads/file/pebadaramemofalawexokib.pdfIn PDF document text
- http://sanyosushiglendora.com/uploads/files/belixoxedemida.pdfIn PDF document text
- http://fields-on-earth.com/images/blog/file/82114748278.pdfIn PDF document text
- http://madinaboys.com/easydo%20v2.00/files/uploads/67280653769.pdfIn PDF document text
- http://awfiowv.love-mrt.com/upload/files/simotirakabipug.pdfIn PDF document text
- http://hai-bi.com/uploads/files/202109060600119586.pdfIn PDF document text
- https://beaufortbond.com/wp-content/plugins/super-forms/uploads/php/files/d591ba386a47aefdd16384770d0f24c8/jefajajeloxiwodogaxenav.pdfIn PDF document text
- http://tecniagua.es/uploads/ckfinder/files/zaximuxusuzifexejakub.pdfIn PDF document text
- https://snowcat.pl/admin/ckfinder/userfiles/files/75892089702.pdfIn PDF document text
- http://kadh.kr/bobod/upload/file/mimawirop.pdfIn PDF document text
- http://khangvietdn.com/uploads/file/15282915738.pdfIn PDF document text
- https://valkexclusief.reviewz.eu/app/webroot/files/userfiles/files/46705899673.pdfIn PDF document text
- http://getdol.com/page_data/file/gunojanuzevizabun.pdfIn PDF document text
- https://total-sport.pl/img/upload/files/67983800772.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=apk+pro+editor+apkPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e61a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE61A | 10140 bytes |
SHA-256: 4beb860dde8961a45f015ac161f71d42b416b7d33a2cefa38365664002ff345a |
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font_01_sfnt_off0000fcef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCEF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011501.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11501 | 17240 bytes |
SHA-256: b41d5676351d94714162e28ce0cd4904cb87da4278fa67bb76e13004cf93097e |
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